See also:

Parking on a grade
Always block the wheels under both vehicle and trailer when parking. Apply the parking brake. You should not park on a hill or slope. But if parking on a hill or slope cannot be avoided, you shoul ...

Battery
WARNING ● Before beginning work on or near any battery, be sure to extinguish all cigarettes, matches, and lighters. Never expose a battery to an open flame or electric sparks. Batteries gi ...

Engine exhaust gas (carbon monoxide)
WARNING ● Never inhale engine exhaust gas. Engine exhaust gas contains carbon monoxide, a colorless and odorless gas which is dangerous, or even lethal, if inhaled. ● Always properly m ...